Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Two marbles are drawn from a bag in which there are 4 red marble and 2 blue marble. The number of blue marbles is counted.
A. 
B. 
C. 
D. 
Answer: D
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Use two equations in two variables to solve the following problem.In a year the number of people dying from cancer was 5 times the number who died from accidents. If the number of deaths from these two causes totaled 360,000, how many people died from each cause?
A. 280,000 died from cancer, 60,000 died from accidents B. 290,000 died from cancer, 70,000 died from accidents C. 280,000 died from cancer, 80,000 died from accidents D. 300,000 died from cancer, 60,000 died from accidents E. 290,000 died from cancer, 80,000 died from accidents
Solve the problem.The period of vibration P for a pendulum varies directly as the square root of the length L. If the period of vibration is 2 sec when the length is 16 inches, what is the period when 
inches?
A. 2.25 sec B. 2.75 sec C. 1 sec D. 2.5 sec
Find a1, r, an, n, or Sn for the geometric sequence, as instructed.a1 = 35, r = 3, an = 945; Find Sn.
A. 1400 B. 945 C. 455 D. 910
Suppose that the functions f and g and their derivatives with respect to x have the following values at the given values of x. Find the derivative with respect to x of the given combination at the given value of x.
1/f2(x), x = 4
A. - 
B. 
C. - 
D. - 